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STEM
Science, Technology, Engineering and Mathematics
Penyelesaian soal No.2
Diketahui;
⃗⃗⃗⃗
20 1
60° 1
Ditanya;
⃗⃗⃗⃗⃗ ⃗⃗⃗⃗⃗
1
Jawab;
1
1
⃗⃗⃗⃗⃗ ⃗⃗⃗⃗
1 20 60° 20 ( ) 1 10 1
2
⃗⃗⃗⃗⃗ ⃗⃗⃗⃗
1 20 60° 20 ( √3) 1 10√3 1
2
Total skor: 10 poin
Penyelesaian soal No.3
71
